Bull. D'analyses De ......Lit. Scie. .....Bulgare Ling. Et Liter. : Nos. 3-4 

 - Sofia  Acad, Bulg. Es Scie.  1980 
<br/><br/><label>Subjects--Topical Terms: </label><br/>55922:N58
<br/><br/><label>Dewey Class. No.: </label>55922:N58  / 122I8.23.2